Hyundai Sonata: Engine coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season, and before traveling to a colder climate.
Changing the engine oil and filter
Have engine oil and filter changed by an authorized HYUNDAI dealer according
to the Maintenance Schedule at the beginning of this section.
CALIFORNIA PROPOSITION 65 WARNING
Engine oil contains ...
Checking the coolant level
WARNING
Removing radiator cap
Never attempt to remove the radiator cap while the engine is operating
or hot. Doing so might lead to cooling system and engine damage and could result
in se ...
See also:
Relay Box (Engine Compartment). Repair procedures
Inspection
Power Relay Test (Type A)
-
Do not use pliers.
-
...
Climate control air filter
Filter inspection
The climate control air filter should be replaced according to the Maintenance
Schedule. If the vehicle is operated in severely air-polluted cities or on dusty
rough roads for a ...
Special Service Tools
Special Service Tools
Tool(Number and Name)
Illustration
Use
Deployment tool
0957A-34100A
Airbag deployment tool.
...
